Never thought of this. Do you have a specific tool or website for windows?
Discussion
Microsoft edge browser has it. You can right click "create QR Code for this page" or image probably other browser plugins do it.
Qrencode in command line
Also a powershell module QRCodeGenerator
Found this very neat tool on a redit thread about "self hosted QR Code generator" which had some local options
#CyberChef browser demo below